Moved from ../../mailbox

+/* GNU Mailutils -- a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000, 2007 Free Software Foundation, Inc.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 3 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General
+   Public License along with this library; if not, write to the
+   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301 USA */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifdef ENABLE_SENDMAIL
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef HAVE_PATHS_H
+# include <paths.h>
+#endif
+
+#ifndef _PATH_SENDMAIL
+# define _PATH_SENDMAIL "/usr/lib/sendmail"
+#endif
+
+#include <registrar0.h>
+#include <url0.h>
+
+static void url_sendmail_destroy (mu_url_t purl);
+
+static void
+url_sendmail_destroy (mu_url_t url MU_ARG_UNUSED)
+{
+}
+
+/*
+  Sendmail URL:
+    sendmail:/path/to/sendmail
+*/
+
+int
+_url_sendmail_init (mu_url_t url)
+{
+  int status = mu_url_init (url, 0, "sendmail");
+  if (status)
+    return status;
+
+  url->_destroy = url_sendmail_destroy;
+
+  /* not valid in a sendmail url */
+  if (url->user || url->passwd || url->auth || url->query
+      || url->host || url->port)
+    return EINVAL;
+
+  if (url->path == 0)
+    if ((url->path = strdup (_PATH_SENDMAIL)) == 0)
+      status = ENOMEM;
+
+  return status;
+}
+
+#endif /* ENABLE_SENDMAIL */

+/* GNU Mailutils -- a suite of utilities for electronic mail
+   Copyright (C) 1999, 2000, 2005, 2007 Free Software Foundation, Inc.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 3 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General
+   Public License along with this library; if not, write to the
+   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301 USA */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifdef ENABLE_SMTP
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <registrar0.h>
+#include <url0.h>
+
+int
+_url_smtp_init (mu_url_t url)
+{
+  int status = mu_url_init (url, MU_SMTP_PORT, "smtp");
+  if (status)
+    return status;
+
+  /* host isn't optional */
+  if (!url->host)
+    return EINVAL;
+
+  /* accept url->user, pass, and auth
+     for the ESMTP authentication */
+
+  /* all other fields must be NULL */
+  if (url->path || url->query)
+    return EINVAL;
+
+  return 0;
+}
+
+#endif /* ENABLE_SMTP */